<!-- 收银台 -->
<template>
	<s-layout title="收银台">
		<view class="bg-white ss-modal-box ss-flex-col">
			<view class="modal-header ss-flex-col ss-col-center ss-row-center">
				<view class="money-box ss-m-b-20">
					<text class="money-text">{{ state.orderInfo.payFee }}</text>
				</view>
				<view class="time-text">
					<text>{{ payDescText }}</text>
				</view>
			</view>
			<view class="modal-content ss-flex-1">
				<view class="pay-title ss-p-l-30 ss-m-y-30">选择支付方式</view>
				<radio-group @change="onTapPay">
					<label class="pay-type-item" v-for="item in state.payMethods" :key="item.title">
						<view
							class="pay-item ss-flex ss-col-center ss-row-between ss-p-x-30 border-bottom"
							:class="{ 'disabled-pay-item': item.disabled }"
							v-if="allowedPayment"
						>
							<view class="ss-flex ss-col-center">
								<image
									class="pay-icon"
									v-if="item.disabled"
									:src="$url.static('/static/img/shop/pay/cod_disabled.png')"
									mode="aspectFit"
								></image>
								<image
									class="pay-icon"
									v-else
									:src="$url.static(item.icon)"
									mode="aspectFit"
								></image>
								<text class="pay-title">{{ item.title }}</text>
							</view>
							<view class="check-box ss-flex ss-col-center ss-p-l-10">
								<view class="userInfo-money ss-m-r-10" v-if="item.value == 'money'">
									余额: {{ userInfo.money }}元
								</view>
								<view
									class="userInfo-money ss-m-r-10"
									v-if="item.value == 'offline' && item.disabled"
								>
									部分商品不支持
								</view>
								<radio
									:value="item.value"
									color="var(--ui-BG-Main)"
									style="transform: scale(0.8)"
									:disabled="item.disabled"
									:checked="state.payment === item.value"
								/>
							</view>
						</view>
					</label>
				</radio-group>
			</view>
			<!-- 工具 -->
			<view class="modal-footer ss-flex ss-row-center ss-col-center ss-m-t-80 ss-m-b-40">
				<button v-if="state.payStatus === 0" class="ss-reset-button past-due-btn">
					检测支付环境中
				</button>
				<button
					v-else-if="state.payStatus === -1"
					class="ss-reset-button past-due-btn"
					disabled
				>
					支付已过期
				</button>
				<button
					v-else
					class="ss-reset-button save-btn"
					@tap="onPay"
					:disabled="state.payStatus !== 1"
					:class="{ 'disabled-btn': state.payStatus !== 1 }"
				>
					立即支付
				</button>
			</view>
		</view>
	</s-layout>
</template>
<script setup>
	import { computed, reactive } from 'vue';
	import { onLoad } from '@dcloudio/uni-app';
	import { useDurationTime } from '/shop/hooks/useGoods';
	import $userStore from '/shop/store/user.js';
	import $appStore from '/shop/store/app.js';
	import $helper from '/shop/helper/index.js';
	import $platform from '/shop/platform/index.js';
	import $trade from '/shop/api/trade.js';
	import $order from '/shop/api/order.js';
	import $url from '/shop/url/index.js';
	const userInfo = computed(() => $userStore().userInfo);

	// 检测支付环境
	const state = reactive({
		orderType: 'goods',
		payment: '',
		orderInfo: {},
		payStatus: 0, // 0=检测支付环境, -2=未查询到支付单信息， -1=支付已过期， 1=待支付，2=订单已支付
		payMethods: [],
	});

	const allowedPayment = computed(() => {
		// if (state.orderType === 'recharge') {
		// 	return $appStore().platform.recharge_payment;
		// }
		// return $appStore().platform.payment;
		return true;
	});

	const payMethods = [
		{
			icon: '/static/img/shop/pay/wechat.png',
			title: '微信支付',
			value: 'wechat',
			disabled: false,
		},
		// {
		// 	icon: '/static/img/shop/pay/alipay.png',
		// 	title: '支付宝支付',
		// 	value: 'alipay',
		// 	disabled: true,
		// },
		{
			icon: '/static/img/shop/pay/wallet.png',
			title: '余额支付',
			value: 'money',
			disabled: false,
		},
		{
			icon: '/static/img/shop/pay/cod.png',
			title: '货到付款',
			value: 'offline',
			disabled: false,
		},
	];

	const onPay = () => {
		if (state.payment === '') {
			$helper.toast('请选择支付方式');
			return;
		}
		if (state.payment === 'money') {
			uni.showModal({
				title: '提示',
				content: '确定要支付吗?',
				success: function (res) {
					if (res.confirm) {
						$platform.pay(state.payment, state.orderType, state.orderInfo.id);
					}
				},
			});
		} else if (state.payment === 'offline') {
			uni.showModal({
				title: '提示',
				content: '确定要下单吗?',
				success: function (res) {
					if (res.confirm) {
						$platform.pay(state.payment, state.orderType, state.orderInfo.id);
					}
				},
			});
		} else {
			$platform.pay(state.payment, state.orderType, state.orderInfo.id);
		}
	};

	const payDescText = computed(() => {
		if (state.payStatus === 2) {
			return '该订单已支付';
		}
		if (state.payStatus === 1 && state.orderInfo.payExpiredTime !== 0) {
			const time = useDurationTime(state.orderInfo.payExpiredTime);
			if (time.ms <= 0) {
				state.payStatus = -1;
				return '';
			}
			return `剩余支付时间 ${time.h}:${time.m}:${time.s} `;
		}
		if (state.payStatus === -2) {
			return '未查询到支付单信息';
		}

		return '订单已过期...';
	});

	function checkPayStatus() {
		// if (state.orderInfo.status === 'unpaid') {
		// 	state.payStatus = 1;
		// 	return;
		// }
		// if (state.orderInfo.status === 'closed') {
		// 	state.payStatus = -1;
		// 	return;
		// }
		state.payStatus = 1;
	}

	function onTapPay(e) {
		state.payment = e.detail.value;
	}

	async function setRechargeOrder(id) {
		// todo  充值暂时预留 后续
		const { data, code } = await $trade.order(id);
		if (error === 0) {
			state.orderInfo = data;
			state.payMethods = payMethods;
			checkPayStatus();
		} else {
			state.payStatus = -2;
		}
	}

	async function setGoodsOrder(id) {
		console.log('商品订单.....');
		const { data, code } = await $order.detail(id);
		if (code === '0') {
			console.log('data: ', data);
			state.orderInfo = data;

			/**
			 *
			 * if (state.orderInfo.ext.offline_status === 'none') {
			 * 	payMethods.forEach((item, index, array) => {
			 *	  if (item.value === 'offline') {
			 *		array.splice(index, 1);
			 * 	  }
			 *	});
			 *  } else if (state.orderInfo.ext.offline_status === 'disabled') {
			 *	payMethods.forEach((item) => {
			 *	  if (item.value === 'offline') {
			 *		item.disabled = true;
			 *	  }
			 *	});
			 *
			 *
			 ***/

			if (state.orderInfo.offlineStatus === 1) {
				payMethods.forEach((item, index, array) => {
					if (item.value === 'offline') {
						// 不允许货到付款
						array.splice(index, 1);
					}
				});
			} else if (state.orderInfo.offlineStatus === 2) {
				// 非线下付款....
				payMethods.forEach((item) => {
					if (item.value === 'offline') {
						item.disabled = true;
					}
				});
			}

			console.log('pay: ', payMethods);
			state.payMethods = payMethods;
			checkPayStatus();
		} else {
			state.payStatus = -2;
		}
	}

	onLoad((options) => {
		if (
			$platform.name === 'WechatOfficialAccount' &&
			!$platform.landingPage.includes('pages/pay/index')
		) {
			location.reload();
			return;
		}
		let id = '';
		if (options.orderSN) {
			id = options.orderSN;
		}
		if (options.id) {
			id = options.id;
		}
		if (options.type === 'recharge') {
			state.orderType = 'recharge';
			// 充值订单
			setRechargeOrder(id);
		} else {
			state.orderType = 'goods';
			// 商品订单
			setGoodsOrder(id);
		}
	});
</script>

<style lang="scss" scoped>
	.pay-icon {
		width: 36rpx;
		height: 36rpx;
		margin-right: 26rpx;
	}

	.ss-modal-box {
		// max-height: 1000rpx;

		.modal-header {
			position: relative;
			padding: 60rpx 20rpx 40rpx;

			.money-text {
				color: $red;
				font-size: 46rpx;
				font-weight: bold;
				font-family: OPPOSANS;

				&::before {
					content: '￥';
					font-size: 30rpx;
				}
			}

			.time-text {
				font-size: 26rpx;
				color: $gray-b;
			}

			.close-icon {
				position: absolute;
				top: 10rpx;
				right: 20rpx;
				font-size: 46rpx;
				opacity: 0.2;
			}
		}

		.modal-content {
			overflow-y: auto;

			.pay-title {
				font-size: 26rpx;
				font-weight: 500;
				color: #333333;
			}

			.pay-tip {
				font-size: 26rpx;
				color: #bbbbbb;
			}

			.pay-item {
				height: 86rpx;
			}
			.disabled-pay-item {
				.pay-title {
					color: #999999;
				}
			}

			.userInfo-money {
				font-size: 26rpx;
				color: #bbbbbb;
				line-height: normal;
			}
		}

		.save-btn {
			width: 710rpx;
			height: 80rpx;
			border-radius: 40rpx;
			background: linear-gradient(90deg, var(--ui-BG-Main), var(--ui-BG-Main-gradient));
			color: $white;
		}
		.disabled-btn {
			background: #e5e5e5;
			color: #999999;
		}

		.past-due-btn {
			width: 710rpx;
			height: 80rpx;
			border-radius: 40rpx;
			background-color: #999;
			color: #fff;
		}
	}
</style>
